23659972 has 12 divisors (see below), whose sum is σ = 47320000. Its totient is φ = 10139976.

The previous prime is 23659967. The next prime is 23659981. The reversal of 23659972 is 27995632.

23659972 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422472 + ... + 422527.

Almost surely, 2^23659972 is an apocalyptic number.

It is an amenable number.

23659972 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23659972 is a wasteful number, since it uses less digits than its factorization.

23659972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845010 (or 845008 counting only the distinct ones).

The product of its digits is 204120, while the sum is 43.

The square root of 23659972 is about 4864.1517246073. The cubic root of 23659972 is about 287.0811928578.

The spelling of 23659972 in words is "twenty-three million, six hundred fifty-nine thousand, nine hundred seventy-two".